From: Andi Kleen <a...@linux.intel.com>
This function is referrenced from assembler, so need to be marked
visible for LTO.
Cc: yi.y....@linux.intel.com
Cc: k...@microsoft.com
Cc: haiya...@microsoft.com
Fixes: 3a025de64bf8 x86/hyperv: Enable PV qspinlock for Hyper-V
Signed-off-by: Andi Kleen <a...@linux.intel.com>
---
arch/x86/hyperv/hv_spinlock.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/hyperv/hv_spinlock.c b/arch/x86/hyperv/hv_spinlock.c
index a861b0456b1a..07f21a06392f 100644
--- a/arch/x86/hyperv/hv_spinlock.c
+++ b/arch/x86/hyperv/hv_spinlock.c
@@ -56,7 +56,7 @@ static void hv_qlock_wait(u8 *byte, u8 val)
/*
* Hyper-V does not support this so far.
*/
-bool hv_vcpu_is_preempted(int vcpu)
+__visible bool hv_vcpu_is_preempted(int vcpu)
{
return false;
}
--
2.20.1
